Refactor installer

CHANGELOG.md

@@ -1,10 +1,12 @@
 # intellij-swift-format Changelog
 
 ## [Unreleased]
+### Changed
+- Refactor installer
 
 ## [1.0.0]
-### Added
-- Formatter based on Keith Lazuka's [intellij-elm](https://github.com/klazuka/intellij-elm) and Google
-  Inc.'s [google-java-format](https://github.com/google/google-java-format) plugins.
+### Added
+- Formatter based on Keith Lazuka's [intellij-elm](https://github.com/klazuka/intellij-elm) and Google
+  Inc.'s [google-java-format](https://github.com/google/google-java-format) plugins.
 - Settings
 

gradle.properties

@@ -3,7 +3,7 @@
 pluginGroup=org.swiftformat.plugin
 pluginName=swift-format
 # SemVer format -> https://semver.org
-pluginVersion=1.0.0
+pluginVersion=1.0.1
 # See https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 # for insight into build numbers and IntelliJ Platform versions.
 pluginSinceBuild=221

src/main/kotlin/org/swiftformat/plugin/SwiftFormatInstaller.kt

@@ -19,11 +19,12 @@ package org.swiftformat.plugin
 
 import com.google.common.base.Preconditions
 import com.intellij.ide.plugins.PluginManagerCore
+import com.intellij.openapi.extensions.PluginDescriptor
 import com.intellij.openapi.extensions.PluginId
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.project.ProjectManagerListener
 import com.intellij.psi.codeStyle.CodeStyleManager
-import com.intellij.serviceContainer.ComponentManagerImpl
+import kotlin.reflect.jvm.kotlinFunction
 
 /**
  * A component that replaces the default IntelliJ [CodeStyleManager] with one that formats via
@@ -45,11 +46,21 @@ internal class SwiftFormatInstaller : ProjectManagerListener {
     }
 
     private fun setManager(project: Project, newManager: CodeStyleManager) {
-      val platformComponentManager = project as ComponentManagerImpl
+      val componentManagerImplClass =
+          (Class.forName("com.intellij.serviceContainer.ComponentManagerImpl"))
+      val registerServiceInstanceMethod =
+          componentManagerImplClass
+              .getMethod(
+                  "registerServiceInstance",
+                  Class::class.java,
+                  Object::class.java,
+                  PluginDescriptor::class.java)
+              .kotlinFunction
+      val platformComponentManager = componentManagerImplClass.cast(project)
       val plugin = PluginManagerCore.getPlugin(PluginId.getId("org.swiftformat.plugin"))
       Preconditions.checkState(plugin != null, "Couldn't locate our own PluginDescriptor.")
-      platformComponentManager.registerServiceInstance(
-          CodeStyleManager::class.java, newManager, plugin!!)
+      registerServiceInstanceMethod!!.call(
+          platformComponentManager, CodeStyleManager::class.java, newManager, plugin!!)
     }
   }
 }